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-rw-r--r--core/include/fpdfdoc/fpdf_doc.h205
-rw-r--r--core/src/fpdfdoc/doc_annot.cpp173
2 files changed, 99 insertions, 279 deletions
diff --git a/core/include/fpdfdoc/fpdf_doc.h b/core/include/fpdfdoc/fpdf_doc.h
index 715b79ef42..45cdebc94a 100644
--- a/core/include/fpdfdoc/fpdf_doc.h
+++ b/core/include/fpdfdoc/fpdf_doc.h
@@ -1,7 +1,7 @@
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-
+
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_
@@ -10,37 +10,37 @@
#include "../fpdfapi/fpdf_parser.h"
#include "../fpdfapi/fpdf_render.h"
+class CFieldTree;
+class CPDF_AAction;
class CPDF_Action;
+class CPDF_ActionFields;
class CPDF_Annot;
class CPDF_AnnotList;
+class CPDF_ApSettings;
class CPDF_Bookmark;
class CPDF_BookmarkTree;
+class CPDF_DefaultAppearance;
class CPDF_Dest;
+class CPDF_DocJSActions;
+class CPDF_FileSpec;
+class CPDF_FormControl;
+class CPDF_FormField;
+class CPDF_FormNotify;
+class CPDF_IconFit;
+class CPDF_InterForm;
class CPDF_Link;
class CPDF_LinkList;
+class CPDF_LWinParam;
class CPDF_Metadata;
-class CPDF_NameTree;
class CPDF_NumberTree;
-class CPDF_TextObject;
-class CPDF_ViewerPreferences;
+class CPDF_OCContext;
class CPDF_Page;
class CPDF_RenderOptions;
+class CPDF_TextObject;
+class CPDF_ViewerPreferences;
class CXML_Element;
-class CPDF_OCContext;
-class CPDF_DocJSActions;
-class CPDF_ActionFields;
-class CPDF_AAction;
-class CPDF_FileSpec;
-class CPDF_IconFit;
-class CPDF_DefaultAppearance;
-class CPDF_InterForm;
-class CPDF_FormField;
-class CPDF_FormNotify;
-class CPDF_FormControl;
-class CPDF_LWinParam;
-class CFieldTree;
-class CPDF_ApSettings;
-class CPDF_NameTree
+
+class CPDF_NameTree
{
public:
@@ -71,7 +71,7 @@ protected:
CPDF_Dictionary* m_pRoot;
};
-class CPDF_BookmarkTree
+class CPDF_BookmarkTree
{
public:
CPDF_BookmarkTree(CPDF_Document* pDoc) : m_pDocument(pDoc) {}
@@ -87,7 +87,7 @@ protected:
};
#define PDFBOOKMARK_ITALIC 1
#define PDFBOOKMARK_BOLD 2
-class CPDF_Bookmark
+class CPDF_Bookmark
{
public:
@@ -119,7 +119,7 @@ public:
#define PDFZOOM_FITBBOX 6
#define PDFZOOM_FITBHORZ 7
#define PDFZOOM_FITBVERT 8
-class CPDF_Dest
+class CPDF_Dest
{
public:
CPDF_Dest() : m_pObj(nullptr) { }
@@ -183,7 +183,7 @@ protected:
CFX_MapPtrTemplate<const CPDF_Dictionary*, void*> m_OCGStates;
};
-class CPDF_LWinParam
+class CPDF_LWinParam
{
public:
@@ -222,7 +222,7 @@ public:
CPDF_Dictionary* m_pDict;
};
-class CPDF_ActionFields
+class CPDF_ActionFields
{
public:
@@ -250,7 +250,7 @@ public:
#define PDFNAMED_FIRSTPAGE 3
#define PDFNAMED_LASTPAGE 4
#define PDFJS_MAXLENGTH 64
-class CPDF_Action
+class CPDF_Action
{
public:
enum ActionType {
@@ -289,92 +289,50 @@ public:
ActionType GetType() const;
-
-
CPDF_Dest GetDest(CPDF_Document* pDoc) const;
-
-
-
-
CFX_WideString GetFilePath() const;
-
-
-
FX_BOOL GetNewWindow() const
{
return m_pDict->GetBoolean("NewWindow");
}
-
-
-
CPDF_LWinParam GetWinParam() const;
-
-
-
CFX_ByteString GetURI(CPDF_Document* pDoc) const;
-
-
-
FX_BOOL GetMouseMap() const
{
return m_pDict->GetBoolean("IsMap");
}
-
-
-
CPDF_ActionFields GetWidgets() const
{
return this;
}
-
-
-
FX_BOOL GetHideStatus() const
{
return m_pDict->GetBoolean("H", TRUE);
}
-
-
-
CFX_ByteString GetNamedAction() const
{
return m_pDict->GetString("N");
}
-
-
-
FX_DWORD GetFlags() const
{
return m_pDict->GetInteger("Flags");
}
-
-
-
CFX_WideString GetJavaScript() const;
-
-
-
CPDF_Dictionary* GetAnnot() const;
-
-
-
FX_INT32 GetOperationType() const;
-
-
-
CPDF_Stream* GetSoundStream() const
{
return m_pDict->GetStream("Sound");
@@ -400,9 +358,6 @@ public:
return m_pDict->GetBoolean("Mix");
}
-
-
-
FX_DWORD GetSubActionsCount() const;
CPDF_Action GetSubAction(FX_DWORD iIndex) const;
@@ -410,7 +365,7 @@ public:
protected:
CPDF_Dictionary* m_pDict;
};
-class CPDF_AAction
+class CPDF_AAction
{
public:
@@ -458,7 +413,7 @@ public:
CPDF_Dictionary* m_pDict;
};
-class CPDF_DocJSActions
+class CPDF_DocJSActions
{
public:
CPDF_DocJSActions(CPDF_Document* pDoc);
@@ -482,7 +437,7 @@ protected:
CPDF_Document* m_pDocument;
};
-class CPDF_FileSpec
+class CPDF_FileSpec
{
public:
@@ -509,7 +464,7 @@ protected:
CPDF_Object *m_pObj;
};
-class CPDF_LinkList
+class CPDF_LinkList
{
public:
@@ -540,7 +495,7 @@ protected:
void LoadPageLinks(CPDF_Page* pPage, CFX_PtrArray* pList);
};
-class CPDF_Link
+class CPDF_Link
{
public:
CPDF_Link() : m_pDict(nullptr) { }
@@ -555,73 +510,65 @@ public:
protected:
CPDF_Dictionary* m_pDict;
};
-#define ANNOTFLAG_INVISIBLE 1
-#define ANNOTFLAG_HIDDEN 2
-#define ANNOTFLAG_PRINT 4
-#define ANNOTFLAG_NOZOOM 8
-#define ANNOTFLAG_NOROTATE 0x10
-#define ANNOTFLAG_NOVIEW 0x20
-#define ANNOTFLAG_READONLY 0x40
-#define ANNOTFLAG_LOCKED 0x80
-#define ANNOTFLAG_TOGGLENOVIEW 0x100
-class CPDF_Annot : public CFX_PrivateData
-{
-public:
-
- CPDF_Annot(CPDF_Dictionary* pDict);
-
- ~CPDF_Annot();
-
- CPDF_Dictionary* m_pAnnotDict;
- CFX_ByteString GetSubType() const;
+#define ANNOTFLAG_INVISIBLE 0x0001
+#define ANNOTFLAG_HIDDEN 0x0002
+#define ANNOTFLAG_PRINT 0x0004
+#define ANNOTFLAG_NOZOOM 0x0008
+#define ANNOTFLAG_NOROTATE 0x0010
+#define ANNOTFLAG_NOVIEW 0x0020
+#define ANNOTFLAG_READONLY 0x0040
+#define ANNOTFLAG_LOCKED 0x0080
+#define ANNOTFLAG_TOGGLENOVIEW 0x0100
- FX_DWORD GetFlags() const
- {
- return m_pAnnotDict->GetInteger("F");
- }
-
- void GetRect(CFX_FloatRect& rect) const;
-
- enum AppearanceMode {
+class CPDF_Annot : public CFX_PrivateData
+{
+ public:
+ enum AppearanceMode {
Normal,
Rollover,
Down
};
- FX_BOOL DrawAppearance(const CPDF_Page* pPage, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device,
- AppearanceMode mode, const CPDF_RenderOptions* pOptions);
-
- FX_BOOL DrawInContext(const CPDF_Page* pPage, const CPDF_RenderContext* pContext,
- const CFX_AffineMatrix* pUser2Device, AppearanceMode mode);
-
- void ClearCachedAP();
+ CPDF_Annot(CPDF_Dictionary* pDict, CPDF_AnnotList* pList);
+ ~CPDF_Annot();
+ CFX_ByteString GetSubType() const;
- void DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device,
- const CPDF_RenderOptions* pOptions);
+ FX_DWORD GetFlags() const;
- CPDF_PageObject* GetBorder(FX_BOOL bPrint, const CPDF_RenderOptions* pOptions);
+ void GetRect(CFX_FloatRect& rect) const;
+ CPDF_Dictionary* GetAnnotDict();
+ FX_BOOL DrawAppearance(const CPDF_Page* pPage,
+ CFX_RenderDevice* pDevice,
+ const CFX_AffineMatrix* pUser2Device,
+ AppearanceMode mode,
+ const CPDF_RenderOptions* pOptions);
- int CountIRTNotes();
+ FX_BOOL DrawInContext(const CPDF_Page* pPage,
+ const CPDF_RenderContext* pContext,
+ const CFX_AffineMatrix* pUser2Device,
+ AppearanceMode mode);
- CPDF_Annot* GetIRTNote(int index);
+ void ClearCachedAP();
+ void DrawBorder(CFX_RenderDevice* pDevice,
+ const CFX_AffineMatrix* pUser2Device,
+ const CPDF_RenderOptions* pOptions);
- CPDF_Form* GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
-private:
+ CPDF_Form* GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
- CFX_MapPtrToPtr m_APMap;
-protected:
- friend class CPDF_AnnotList;
+ private:
+ CPDF_Dictionary* const m_pAnnotDict;
- CPDF_AnnotList* m_pList;
+ CPDF_AnnotList* const m_pList;
- CPDF_Reference* NewAnnotRef();
+ CFX_MapPtrToPtr m_APMap;
};
-class CPDF_AnnotList
+
+class CPDF_AnnotList
{
public:
@@ -693,7 +640,7 @@ protected:
#define COLORTYPE_GRAY 1
#define COLORTYPE_RGB 2
#define COLORTYPE_CMYK 3
-class CPDF_DefaultAppearance
+class CPDF_DefaultAppearance
{
public:
@@ -1023,7 +970,7 @@ protected:
#define FORMTEXT_COMB 0x800
#define FORMCOMBO_EDIT 0x100
#define FORMLIST_MULTISELECT 0x100
-class CPDF_FormField
+class CPDF_FormField
{
public:
@@ -1245,7 +1192,7 @@ protected:
CPDF_Font* m_pFont;
};
CPDF_Object* FPDF_GetFieldAttr(CPDF_Dictionary* pFieldDict, const FX_CHAR* name, int nLevel = 0);
-class CPDF_IconFit
+class CPDF_IconFit
{
public:
@@ -1297,7 +1244,7 @@ public:
#define TEXTPOS_RIGHT 4
#define TEXTPOS_LEFT 5
#define TEXTPOS_OVERLAID 6
-class CPDF_FormControl
+class CPDF_FormControl
{
public:
@@ -1505,7 +1452,7 @@ protected:
friend class CPDF_InterForm;
friend class CPDF_FormField;
};
-class CPDF_FormNotify
+class CPDF_FormNotify
{
public:
@@ -1557,7 +1504,7 @@ public:
}
};
FX_BOOL FPDF_GenerateAP(CPDF_Document* pDoc, CPDF_Dictionary* pAnnotDict);
-class CPDF_PageLabel
+class CPDF_PageLabel
{
public:
@@ -1621,7 +1568,7 @@ public:
protected:
CPDF_Document* m_pDoc;
};
-class CPDF_ApSettings
+class CPDF_ApSettings
{
public:
diff --git a/core/src/fpdfdoc/doc_annot.cpp b/core/src/fpdfdoc/doc_annot.cpp
index 0ddcb2305e..db1e8c49d3 100644
--- a/core/src/fpdfdoc/doc_annot.cpp
+++ b/core/src/fpdfdoc/doc_annot.cpp
@@ -23,7 +23,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
CPDF_Dictionary* pRoot = m_pDocument->GetRoot();
CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm");
FX_BOOL bRegenerateAP = pAcroForm && pAcroForm->GetBoolean("NeedAppearances");
- for (FX_DWORD i = 0; i < pAnnots->GetCount(); i ++) {
+ for (FX_DWORD i = 0; i < pAnnots->GetCount(); ++i) {
CPDF_Dictionary* pDict = (CPDF_Dictionary*)pAnnots->GetElementValue(i);
if (pDict == NULL || pDict->GetType() != PDFOBJ_DICTIONARY) {
continue;
@@ -39,8 +39,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
pAnnots->RemoveAt(i + 1);
pDict = pAnnots->GetDict(i);
}
- CPDF_Annot* pAnnot = new CPDF_Annot(pDict);
- pAnnot->m_pList = this;
+ CPDF_Annot* pAnnot = new CPDF_Annot(pDict, this);
m_AnnotList.Add(pAnnot);
if (bRegenerateAP && pDict->GetConstString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget"))
if (CPDF_InterForm::UpdatingAPEnabled()) {
@@ -51,7 +50,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
CPDF_AnnotList::~CPDF_AnnotList()
{
int i = 0;
- for (i = 0; i < m_AnnotList.GetSize(); i ++) {
+ for (i = 0; i < m_AnnotList.GetSize(); ++i) {
delete (CPDF_Annot*)m_AnnotList[i];
}
for (i = 0; i < m_Borders.GetSize(); ++i) {
@@ -62,7 +61,7 @@ void CPDF_AnnotList::DisplayPass(const CPDF_Page* pPage, CFX_RenderDevice* pDevi
CPDF_RenderContext* pContext, FX_BOOL bPrinting, CFX_AffineMatrix* pMatrix,
FX_BOOL bWidgetPass, CPDF_RenderOptions* pOptions, FX_RECT* clip_rect)
{
- for (int i = 0; i < m_AnnotList.GetSize(); i ++) {
+ for (int i = 0; i < m_AnnotList.GetSize(); ++i) {
CPDF_Annot* pAnnot = (CPDF_Annot*)m_AnnotList[i];
FX_BOOL bWidget = pAnnot->GetSubType() == "Widget";
if ((bWidgetPass && !bWidget) || (!bWidgetPass && bWidget)) {
@@ -80,7 +79,7 @@ void CPDF_AnnotList::DisplayPass(const CPDF_Page* pPage, CFX_RenderDevice* pDevi
}
if (pOptions != NULL) {
IPDF_OCContext* pOCContext = pOptions->m_pOCContext;
- CPDF_Dictionary* pAnnotDict = pAnnot->m_pAnnotDict;
+ CPDF_Dictionary* pAnnotDict = pAnnot->GetAnnotDict();
if (pOCContext != NULL && pAnnotDict != NULL &&
!pOCContext->CheckOCGVisible(pAnnotDict->GetDict(FX_BSTRC("OC")))) {
continue;
@@ -129,28 +128,21 @@ void CPDF_AnnotList::DisplayAnnots(const CPDF_Page* pPage, CFX_RenderDevice* pDe
}
int CPDF_AnnotList::GetIndex(CPDF_Annot* pAnnot)
{
- for (int i = 0; i < m_AnnotList.GetSize(); i ++)
+ for (int i = 0; i < m_AnnotList.GetSize(); ++i)
if (m_AnnotList[i] == (FX_LPVOID)pAnnot) {
return i;
}
return -1;
}
-CPDF_Annot::CPDF_Annot(CPDF_Dictionary* pDict)
+CPDF_Annot::CPDF_Annot(CPDF_Dictionary* pDict, CPDF_AnnotList* pList)
+ : m_pAnnotDict(pDict),
+ m_pList(pList)
{
- m_pList = NULL;
- m_pAnnotDict = pDict;
}
CPDF_Annot::~CPDF_Annot()
{
ClearCachedAP();
}
-CPDF_Reference* CPDF_Annot::NewAnnotRef()
-{
- if (m_pAnnotDict->GetObjNum() == 0) {
- m_pList->m_pDocument->AddIndirectObject(m_pAnnotDict);
- }
- return CPDF_Reference::Create(m_pList->m_pDocument, m_pAnnotDict->GetObjNum());
-}
void CPDF_Annot::ClearCachedAP()
{
FX_POSITION pos = m_APMap.GetStartPosition();
@@ -166,6 +158,7 @@ CFX_ByteString CPDF_Annot::GetSubType() const
{
return m_pAnnotDict ? m_pAnnotDict->GetConstString(FX_BSTRC("Subtype")) : CFX_ByteStringC();
}
+
void CPDF_Annot::GetRect(CPDF_Rect& rect) const
{
if (m_pAnnotDict == NULL) {
@@ -174,6 +167,17 @@ void CPDF_Annot::GetRect(CPDF_Rect& rect) const
rect = m_pAnnotDict->GetRect("Rect");
rect.Normalize();
}
+
+FX_DWORD CPDF_Annot::GetFlags() const
+{
+ return m_pAnnotDict->GetInteger("F");
+}
+
+CPDF_Dictionary* CPDF_Annot::GetAnnotDict()
+{
+ return m_pAnnotDict;
+}
+
CPDF_Stream* FPDFDOC_GetAnnotAP(CPDF_Dictionary* pAnnotDict, CPDF_Annot::AppearanceMode mode)
{
CPDF_Dictionary* pAP = pAnnotDict->GetDict("AP");
@@ -267,102 +271,6 @@ FX_BOOL CPDF_Annot::DrawInContext(const CPDF_Page* pPage, const CPDF_RenderConte
((CPDF_RenderContext*)pContext)->AppendObjectList(pForm, &matrix);
return TRUE;
}
-CPDF_PageObject* CPDF_Annot::GetBorder(FX_BOOL bPrint, const CPDF_RenderOptions* pOptions)
-{
- if (GetSubType() == "Popup") {
- return NULL;
- }
- FX_DWORD annot_flags = GetFlags();
- if (annot_flags & ANNOTFLAG_HIDDEN) {
- return NULL;
- }
- FX_BOOL bPrinting = bPrint || (pOptions && (pOptions->m_Flags & RENDER_PRINTPREVIEW));
- if (bPrinting && (annot_flags & ANNOTFLAG_PRINT) == 0) {
- return NULL;
- }
- if (!bPrinting && (annot_flags & ANNOTFLAG_NOVIEW)) {
- return NULL;
- }
- CPDF_Dictionary* pBS = m_pAnnotDict->GetDict("BS");
- char style_char;
- FX_FLOAT width;
- CPDF_Array* pDashArray = NULL;
- if (pBS == NULL) {
- CPDF_Array* pBorderArray = m_pAnnotDict->GetArray("Border");
- style_char = 'S';
- if (pBorderArray) {
- width = pBorderArray->GetNumber(2);
- if (pBorderArray->GetCount() == 4) {
- pDashArray = pBorderArray->GetArray(3);
- if (pDashArray == NULL) {
- return NULL;
- }
- style_char = 'D';
- }
- } else {
- width = 1;
- }
- } else {
- CFX_ByteString style = pBS->GetString("S");
- pDashArray = pBS->GetArray("D");
- style_char = style[1];
- width = pBS->GetNumber("W");
- }
- if (width <= 0) {
- return NULL;
- }
- CPDF_Array* pColor = m_pAnnotDict->GetArray("C");
- FX_DWORD argb = 0xff000000;
- if (pColor != NULL) {
- int R = (FX_INT32)(pColor->GetNumber(0) * 255);
- int G = (FX_INT32)(pColor->GetNumber(1) * 255);
- int B = (FX_INT32)(pColor->GetNumber(2) * 255);
- argb = ArgbEncode(0xff, R, G, B);
- }
- nonstd::unique_ptr<CPDF_PathObject> pPathObject(new CPDF_PathObject());
- CPDF_GraphStateData *pGraphState = pPathObject->m_GraphState.GetModify();
- if (!pGraphState) {
- return NULL;
- }
- pGraphState->m_LineWidth = width;
- CPDF_ColorStateData *pColorData = pPathObject->m_ColorState.GetModify();
- if (!pColorData) {
- return NULL;
- }
- pColorData->m_StrokeRGB = argb;
- pPathObject->m_bStroke = TRUE;
- pPathObject->m_FillType = 0;
- if (style_char == 'D') {
- if (pDashArray) {
- FX_DWORD dash_count = pDashArray->GetCount();
- if (dash_count % 2) {
- dash_count ++;
- }
- pGraphState->m_DashArray = FX_Alloc(FX_FLOAT, dash_count);
- pGraphState->m_DashCount = dash_count;
- FX_DWORD i;
- for (i = 0; i < pDashArray->GetCount(); i ++) {
- pGraphState->m_DashArray[i] = pDashArray->GetNumber(i);
- }
- if (i < dash_count) {
- pGraphState->m_DashArray[i] = pGraphState->m_DashArray[i - 1];
- }
- } else {
- pGraphState->m_DashArray = FX_Alloc(FX_FLOAT, 2);
- pGraphState->m_DashCount = 2;
- pGraphState->m_DashArray[0] = pGraphState->m_DashArray[1] = 3 * 1.0f;
- }
- }
- CFX_FloatRect rect;
- GetRect(rect);
- width /= 2;
- CPDF_PathData *pPathData = pPathObject->m_Path.GetModify();
- if (pPathData) {
- pPathData->AppendRect(rect.left + width, rect.bottom + width, rect.right - width, rect.top - width);
- }
- pPathObject->CalcBoundingBox();
- return pPathObject.release();
-}
void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device, const CPDF_RenderOptions* pOptions)
{
if (GetSubType() == "Popup") {
@@ -432,12 +340,12 @@ void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* p
if (pDashArray) {
FX_DWORD dash_count = pDashArray->GetCount();
if (dash_count % 2) {
- dash_count ++;
+ dash_count++;
}
graph_state.m_DashArray = FX_Alloc(FX_FLOAT, dash_count);
graph_state.m_DashCount = dash_count;
FX_DWORD i;
- for (i = 0; i < pDashArray->GetCount(); i ++) {
+ for (i = 0; i < pDashArray->GetCount(); ++i) {
graph_state.m_DashArray[i] = pDashArray->GetNumber(i);
}
if (i < dash_count) {
@@ -460,38 +368,3 @@ void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* p
}
pDevice->DrawPath(&path, pUser2Device, &graph_state, argb, argb, fill_type);
}
-int CPDF_Annot::CountIRTNotes()
-{
- int count = 0;
- for (int i = 0; i < m_pList->Count(); i ++) {
- CPDF_Annot* pAnnot = m_pList->GetAt(i);
- if (pAnnot == NULL) {
- continue;
- }
- CPDF_Dictionary* pIRT = pAnnot->m_pAnnotDict->GetDict("IRT");
- if (pIRT != m_pAnnotDict) {
- continue;
- }
- count ++;
- }
- return count;
-}
-CPDF_Annot* CPDF_Annot::GetIRTNote(int index)
-{
- int count = 0;
- for (int i = 0; i < m_pList->Count(); i ++) {
- CPDF_Annot* pAnnot = m_pList->GetAt(i);
- if (pAnnot == NULL) {
- continue;
- }
- CPDF_Dictionary* pIRT = pAnnot->m_pAnnotDict->GetDict("IRT");
- if (pIRT != m_pAnnotDict) {
- continue;
- }
- if (count == index) {
- return pAnnot;
- }
- count ++;
- }
- return NULL;
-}